3dMath/main.cpp

#include "GMath.h"
#include "CArrayBuffer.h"
#include "CDataView.h"
#include "CFloat32Array.h"

int main() {

	printf("arr0 内部生成CArrayBuffer\n");
	CFloat32Array arr0(8);
	for (int i = 0; i < arr0.length(); i++) {
		arr0[i] = i * 100.0;
	}
	for (int i = 0; i < arr0.length(); i++) {
		printf("%f\n", arr0[i]);
	}

	printf("arr1 共享 arr0 中 CArrayBuffer 的部分区块\n");
	CFloat32Array arr1(arr0.buffer, 4 * sizeof(float32), 4);
	for (int i = 0; i < arr1.length(); i++) {
		printf("%f\n", arr1[i]);
	}

	printf("重置arr1的各个元素为10.0的倍数\n");
	for (int i = 0; i < arr1.length(); i++) {
		arr1[i] = i * 10.0;
	}
	for (int i = 0; i < arr1.length(); i++) {
		printf("%f\n", arr1[i]);
	}

	/*GVector l(3);
	l += 2;
	cout << l*3 << endl;

	float a[] = { 
		2, -1, 3,
		4, -2, 5,
		6, -3, 8
	};
	GMatrix A(3, 3, a);

	float b[] = {
		2, -1, 9,
		2, -2, 5,
		3, 1, 2
	};
	GMatrix B(3, 3, b);

	GMatrix C = A*B;

	cout << A << endl;
	cout << B << endl;
	cout << C << endl;

	GVector ret(3);
	GVector rv = B.GetColVec(1);
	for (int i = 0; i < A.GetColNum(); i++) {
		 GVector l =  A.GetColVec(i);
		 ret += rv[i]*l;
	}
	
	cout << ret << endl;
	*/
	/*float a[] = {
		1,0,
		1,4
	};
	GMatrix A(2, 2, a);

	float c[] = {
		0,1,
		1,0
	};
	GMatrix C(2, 2, c);

	cout << A*A << endl;*/

  	return 0;
}